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"""adding tag handling capacities
Revision ID: 2c5cc05216fa
Revises: be2b8b6f33dd
Create Date: 2016-11-08 07:41:13.923531
"""
# revision identifiers, used by Alembic.
revision = '2c5cc05216fa'
down_revision = 'be2b8b6f33dd'
branch_labels = None
depends_on = None
from alembic import op
import sqlalchemy as sa
def upgrade():
op.create_table('tag',
sa.Column('text', sa.String(), nullable=False),
sa.Column('article_id', sa.Integer(), nullable=False),
sa.ForeignKeyConstraint(['article_id'], ['article.id'],
ondelete='CASCADE'),
sa.PrimaryKeyConstraint('text', 'article_id')
)
def downgrade():
op.drop_table('tag')
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